EMBEDDED SYSTEMS PART A UNIT-1
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1 EMBEDDED SYSTEMS PART A UNIT-1 1. What is Embedded System? Give some applications and examples. 2. Differentiate RTOS and an ordinary OS. 3. What is Hard RTS and Soft RTS? 4. What are the categories of ES? 5. What is Stand-alone Embedded System? 6. What are the building blocks of an Embedded system hardware? 7. What are the specification to be considered by the Embedded system developers? 8. Differentiate CISC and RISC. 9. List the types of Memory. 10. What are the three types of processors? 11. What is Watch dog timer? 12. What is SPI? 13. What is I2C? 14. List some communication interfaces. 15. List some functions of an OS. 16. What is Context switching? 17. What is Task Scheduling? 18. What is Mutual Exclusion? 19. What is Inter-Task communication? 20. What is Kernal? 21. What are the categories of Embedded OS? 22. What is Cross-Platform development? 23. What is In-Circuit Emulator? 1. List somw will youe Data types. UNIT-2 2. Draw the packet representation of date and time used in MS/DOS.
2 3. Compare Boolean and Bitwise operators. 4. How will you insert bits in memory manipulation? 5. Differentiate Union and Structure. 6. How will you describe the packed representation of time using bit fields? 7. Differentiate C and Assembly language. 8. What is instruction sequencing? 9. What is Scope? Explain its types. 10. What is Lifetime? 11. What is Automatic allocation? 12. What are the advantages and disadvantages of Automatic allocation? 13. What is Static allocation? 14. What are the advantages and disadvantages of Static allocation? 15. What is Dynamic allocation? 16. What are the advantages and disadvantages of Dynamic allocation? 17. What is Fragmentation? 18. What is Recursive function? 19. What is Reentrant function? 20. What is Non-reentrant function? 21. What is type qualifier Const? 22. What is type qualifier Volatile? UNIT-3 1. What is a RISC processor? 2. List the CPU register of PIC16CXX. 3. What is FSR? 4. Draw the status register in PIC16CXX and explain each bit. 5. What is Power-On-Reset? 6. What is Brown-Out-Reset? 7. Draw and explain the PIC oscillator connections with a crystal. 8. Draw the Option register and explain each bit. 9. Draw the INTCON register and explain each bit.
3 10. List any 5 instructions of PIC16CXX. 11. What are the Addressing modes in PIC16CXX? 12. Draw the interrupt logic diagram for PIC16C What is PORTB change interrupt? 14. Explain Timer0 overflow and Timer0 interrupt with a diagram. 15. Draw the ADCON0 and ADCON1 and explain each bit. 16. What is Reset vector in PIC? UNIT-4 1. List the various Kernal objects. 2. List the services provided by Kernal. 3. List the System tasks of Kernal. 4. What is Reentrant function? 5. What is Non-Reentrant function? 6. List the states of a task. 7. What is Context and Context-switching? 8. List some Scheduling Algorithms. 9. What is Quantum? 10. Differentiate Preemptive and Non-preemptive multitasking. 11. List the task management function calls. 12. What is Interrupt latency? 13. What is Interrupt response time? 14. What is Interrupt recovery time? 15. What is Semaphore? 16. List the Semaphore management function calls. 17. What is Mutex? 18. List the Mutex management function calls. 19. What is Deadlock? 20. What is Mailbox? 21. List the Mailbox management function calls. 22. What is Message queue?
4 23. List the message queue management function calls. 24. What is Event register? 25. List the Event register management function calls. 26. What are Pipes? 27. List the Pipe management function calls. 28. What is Signal? 29. List the Signal management function calls. 30. What is Timer? 31. List the Timer management function calls. 32. What is Memory management? 33. List the Memory management function calls. 34. What is Priority inversion? When it occurs? 35. What is Priority inheritance? 36. What is a dispatcher? 37. What are the objects of Kernal that are used in Inter-task communication? UNIT-5 1. What is RTOS? 2. Differentiate Desktop OS and RTOS? 3. What are the features and applications of µcos/ii. 4. What are the design metrics to be considered while designing an embedded device? 5. What is UML and what are the process involving in UML? 6. List the specification of ACVM hardware architecture. 7. List some tasks in software architecture of ACVM. 8. What are the test and validation condition of ACVM? 9. What are the test and validation condition of Adaptive Cruise Control. 10. What are the test and validation condition of Smart Card. 11. Draw the model for an Adaptive Control algorithm adaptation and functions. 12. Draw the basic units of ACC system. 13. List the requirements for a Smart card. 14. Draw the Smart card hardware.
5 15. What is Reset task? PART-B UNIT 1 1. Explain the categories of Embedded system. 2. Explain the Embedded system architecture. 3. Expalin the specification of Embedded system. 4. Discuss the recent trends in Embedded system. 5. Discuss the application areas of embedded system. 6. Explain the hardware architecture of embedded system. 7. Explain the software architecture of embedded system. 8. Explain the architecture of Embedded operating system. 9. Discuss SPI and I2C. 10. Explain the communication software. 11. Discuss the process of generating executable image. 12. Explain the Cross-platform development. 13. Discuss the development and testing tools. 14. Explain the Device drivers. UNIT 2 1. Explain the manipulation of bits in memory. 2. Explain the manipulation of bits in I/O. 3. Explain the process of accessing memory mapped I/O devices. 4. Explain the packed structure. 5. Discuss the process of mixing C and Assembly language. 6. Discuss the typical use of addressing options. 7. Explain the instruction sequencing. 8. Discuss the process of parameter passing and parameter retrieving. 9. What is Scope and expalin its types. 10. Explain Automatic allocation.
6 11. Explain Static allocation. 12. Discuss the program to distinguish Automatic allocation and Static allocation. 13. Explain Dynamic allocation. 14. Discuss the process of recognizing shared objects. 15. Discuss the process of accessing shared memory. UNIT 3 1. Discuss the architecture of PIC16C61 with its pin diagram. 2. Explain FSR. 3. Explain the memory organisation of PIC16C Discuss the instruction set of PIC16C Explain the addressing modes of PIC16C Discuss the I/O ports and interrupts of PIC16C Discuss the ADC of PIC16CXX. 8. Explain the Reset action and oscillator circuitry of PIC. 9. Discuss the timers of PIC. 10. Write a assembly language program a) To generate delay of 1 second. b) To initialize PORT A. c) To perform ADC with analog channel 2 as input. UNIT 4 1. What is task scheduling? What is the necessity for task scheduling? Discuss some scheduling algorithms. 2. Discuss Semaphore. 3. Discuss Message queue management function calls. 4. What is Priority inversion problem? How it can be eliminated? UNIT 5 1. Discuss the hardware architecture of ACVM.
7 2. Discuss the hardware architecture of ACC. 3. Discuss the hardware architecture of Smart card. 4. Explain the software architecture of ACVM. 5. Explain the software architecture of ACC. 6. Explain the software architecture of Smart card. 7. Discuss the exemplary code for ACVM. 8. Discuss the exemplary code for ACC. 9. Write the exemplary code for Smart card. 10. Discuss the task requirements and transition diagram of ACVM.
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